$213+ Cheap flights from Seattle to Rapid City (SEA - RAP)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — RAP
Oct 7 — Oct 141
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Rapid City with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Seattle to Rapid City
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Cheapest flights from Seattle to Rapid CityExplore the most affordable flight options available from Seattle to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
Explore the most affordable flight options available from Seattle to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:00 am -
1 stop8h 58m
Sat 10/2411:29 am -
1 stop6h 29m
Deal found 9/3![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:20 pm -
2 stops9h 09m
Wed 11/115:50 pm -
1 stop6h 25m
Deal found 9/2![United Airlines logo]()
$334
This United Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/113:49 pm -
1 stop5h 41m
Sat 11/145:00 am -
2 stops10h 39m
Deal found 9/6![United Airlines logo]()
$354
This United Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:00 am -
1 stop6h 26m
Sat 10/2412:30 pm -
2 stops9h 33m
Deal found 9/3![United Airlines logo]()
$364
This United Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/222:27 pm -
1 stop7h 03m
Sun 10/255:50 pm -
1 stop6h 25m
Deal found 9/6![United Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:00 am -
1 stop6h 26m
Mon 10/55:53 pm -
1 stop6h 06m
Deal found 9/7![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:00 am -
1 stop6h 26m
Tue 10/611:17 am -
2 stops9h 12m
Deal found 9/6![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1812:05 pm -
2 stops9h 28m
Tue 9/228:40 am -
2 stops11h 34m
Deal found 9/3![United Airlines logo]()
$469
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:45 pm -
1 stop15h 00m
Sat 10/108:43 pm -
2 stops23h 02m
Deal found 9/3![Multiple Airlines logo]()
$476
Best flights from Seattle to Rapid CityDiscover carefully curated flight deals from Seattle to Rapid City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
Discover carefully curated flight deals from Seattle to Rapid City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
This American Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:47 pm -
1 stop7h 40m
Wed 11/116:11 am -
1 stop9h 40m
Deal found 9/2![American Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:20 pm -
2 stops9h 09m
Wed 11/115:50 pm -
1 stop6h 25m
Deal found 9/2![United Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2511:59 pm -
1 stop9h 03m
Wed 9/302:30 pm -
1 stop7h 06m
Deal found 9/6![Delta logo]()
$489
This United Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/95:07 am -
1 stop5h 06m
Sat 1/232:40 pm -
1 stop7h 32m
Deal found 9/5![United Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/35:07 am -
1 stop6h 23m
Sat 2/64:40 pm -
1 stop5h 32m
Deal found 9/6![United Airlines logo]()
$429
This American Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:17 am -
1 stop10h 06m
Fri 10/95:04 pm -
1 stop8h 06m
Deal found 9/4![American Airlines logo]()
$528
Last-minute flights from Seattle to Rapid CityDiscover last-minute flight deals from Seattle to Rapid City. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Rapid City. Data last updated September 7, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:30 pm -
1 stop7h 07m
Mon 9/72:32 pm -
1 stop7h 18m
Deal found 9/3![Delta logo]()
$480
This United Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1812:05 pm -
2 stops9h 28m
Tue 9/228:40 am -
2 stops11h 34m
Deal found 9/3![United Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:00 am -
1 stop6h 24m
Fri 9/254:41 pm -
1 stop7h 18m
Deal found 9/7![United Airlines logo]()
$487
This Delta deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2511:59 pm -
1 stop9h 03m
Wed 9/302:30 pm -
1 stop7h 06m
Deal found 9/6![Delta logo]()
$489
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:00 am -
1 stop6h 26m
Mon 10/55:53 pm -
1 stop6h 06m
Deal found 9/7![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:00 am -
1 stop6h 26m
Tue 10/611:17 am -
2 stops9h 12m
Deal found 9/6![United Airlines logo]()
$434
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:45 pm -
1 stop15h 00m
Sat 10/108:43 pm -
2 stops23h 02m
Deal found 9/3![Multiple Airlines logo]()
$476
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:00 am -
1 stop8h 58m
Sat 10/2411:29 am -
1 stop6h 29m
Deal found 9/3![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:00 am -
1 stop6h 26m
Sat 10/2412:30 pm -
2 stops9h 33m
Deal found 9/3![United Airlines logo]()
$364
This United Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/222:27 pm -
1 stop7h 03m
Sun 10/255:50 pm -
1 stop6h 25m
Deal found 9/6![United Airlines logo]()
$424
One-way flights from Seattle to Rapid CitySearch for one-way flight options from Seattle to Rapid City. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
Search for one-way flight options from Seattle to Rapid City. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/219:45 pm -
2 stops37h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$213
This Delta deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:00 am -
1 stop8h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Delta logo]()
$253
This American Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:30 am -
1 stop7h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![American Airlines logo]()
$263
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:00 am -
2 stops11h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![United Airlines logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/164:27 pm -
2 stops21h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$288
This deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/255:05 am -
1 stop5h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![United Airlines logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/254:27 pm -
2 stops26h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$334
This United Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:34 pm -
1 stop6h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![United Airlines logo]()
$373
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:15 am -
2 stops9h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![United Airlines logo]()
$375
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/193:54 pm -
1 stop5h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![United Airlines logo]()
$381
Find flight deals from Seattle to Rapid City
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Rapid City (RAP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $329 (Delta) |
One-way from | $213 (Kiwi.com) |
Popular in | April |
Cheapest in | January |
Average price | $559 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Rapid City that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 7, 2026.
Use the filters below to find and compare flights from Seattle to Rapid City that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleRapid City
SEA Seattle/Tacoma Intl - RAP Rapid City
SEARAP
Seattle/Tacoma Intl
Tue 12/1
6:00 am-3:53 pm
1 stop8h 53m
Rapid City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$253
SeattleRapid City
SEA Seattle/Tacoma Intl - RAP Rapid City
SEARAP
Seattle/Tacoma Intl
Sun 10/25
7:30 am-4:25 pm
1 stop7h 55m
Rapid City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$263
SeattleRapid City
SEA Seattle/Tacoma Intl - RAP Rapid City
SEARAP
Seattle/Tacoma Intl
Fri 10/30
7:00 am-7:19 pm
2 stops11h 19m
Rapid City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$278
SeattleRapid City
SEA Seattle/Tacoma Intl - RAP Rapid City
SEARAP
Seattle/Tacoma Intl
Tue 11/3
12:47 pm-9:27 pm
1 stop7h 40m
Rapid City
Wed 11/11
6:11 am-2:51 pm
1 stop9h 40m
$329
SeattleRapid City
SEA Seattle/Tacoma Intl - RAP Rapid City
SEARAP
Seattle/Tacoma Intl
Tue 11/3
12:20 pm-10:29 pm
2 stops9h 09m
Rapid City
Wed 11/11
5:50 pm-11:15 pm
1 stop6h 25m
$334
SeattleRapid City
SEA Seattle/Tacoma Intl - RAP Rapid City
SEARAP
Seattle/Tacoma Intl
Sat 1/9
5:07 am-11:13 am
1 stop5h 06m
Rapid City
Sat 1/23
2:40 pm-9:12 pm
1 stop7h 32m
$349
SeattleRapid City
SEA Seattle/Tacoma Intl - RAP Rapid City
SEARAP
Seattle/Tacoma Intl
Mon 9/21
10:59 pm-12:15 pm
3 stops36h 16m
Rapid City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$359
SeattleRapid City
SEA Seattle/Tacoma Intl - RAP Rapid City
SEARAP
Seattle/Tacoma Intl
Mon 9/21
2:34 pm-10:33 pm
1 stop6h 59m
Rapid City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$373
SeattleRapid City
SEA Seattle/Tacoma Intl - RAP Rapid City
SEARAP
Seattle/Tacoma Intl
Tue 12/1
6:15 am-5:03 pm
2 stops9h 48m
Rapid City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$375
Quickest round-trip
SeattleRapid City
SEA Seattle/Tacoma Intl - RAP Rapid City
SEARAP
Seattle/Tacoma Intl
Sat 9/19
3:54 pm-10:26 pm
1 stop5h 32m
Rapid City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$381
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Seattle to Rapid City
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Rapid City in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-Rapid City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Rapid City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Rapid City flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-Rapid City flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Rapid City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Seattle to Rapid City
Have a flexible travel schedule? Discover the best time to fly to Rapid City from Seattle with our price prediction graph.
SEA-RAP
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Seattle to Rapid City
How far ahead should I book a flight from Seattle to Rapid City?
The price you pay for your flight from Seattle to Rapid City may vary depending on when you book. For the best chance of a lower fare, look to book 39 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Seattle to Rapid City?
Currently, January is the cheapest month in which you can book a flight from Seattle to Rapid City (average of $349). Flying from Seattle to Rapid City in April is currently the most expensive (average of $726). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Seattle to Rapid City?
Airfare is below average for this route at the moment.
Seattle to Rapid City flights typically cost between $458 and $601 in October.The cheapest round-trip price found within the last 5 days was $329 on Delta (Oct 21-Oct 24).
Reviews of airlines servicing Rapid City
Get insights into the airlines that provide service to Rapid City. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Rapid City. Reviews last updated September 7, 2026.
Get a feel of what it's like to fly with Delta and United Airlines from Seattle to Rapid City by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Seattle to Rapid City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Rapid City?
Book flights to Rapid City if you plan to visit one of these locationsDeadwood
Keystone
Spearfish
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Seattle and Rapid City flights
Browse other Seattle and Rapid City flight options. Last updated on September 7, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on September 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Rapid City
Explore flights to Rapid City departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 7, 2026.
Top 2 airlines flying from Seattle to Rapid City
Discover the top 2 airlines that operate flights from Seattle to Rapid City. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$190 | Average$458 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$318 | Average$564 | FlexibilityNo cancel fee | On-time69% |